Year % of male population 1960 12.6508422142102 1961 12.636368743329 1962 12.6676668333611 1963 12.7548945245083 1964 12.9028048157131 1965 13.118087532814 1966 13.3998786859776 1967 13.7592085876658 1968 14.2066209451654 1969 14.711388134617 1970 15.1073891426083 1971 15.295065017696 1972 15.3364647520092 1973 15.2715930902111 1974 15.1748476098813 1975 15.0898625413627 1976 15.0004547521601 1977 14.8670117815066 1978 14.6310276575993 1979 14.2778589225878 1980 13.8674079690001 1981 13.4895011931401 1982 13.169913998348 1983 12.9197364551791 1984 12.7700439565587 1985 12.7451808292582 1986 12.7982957764566 1987 12.8727456699006 1988 12.9637914469486 1989 13.041464985204 1990 13.0382655609951 1991 12.9495846200381 1992 12.7466330432855 1993 12.4762002252022 1994 12.2609052777572 1995 12.1038384026498 1996 11.9694218573195 1997 11.7983456002084 1998 11.5679442508711 1999 11.2949525301282 2000 11.02104502036 2001 10.7947603753385 2002 10.6357067467728 2003 10.5347878307599 2004 10.4688574516161 2005 10.4066278821845 2006 10.3084616826612 2007 10.1418039479372 2008 9.88921929097962 2009 9.54791401791786 2010 9.18690601900739 2011 8.87279971109377 2012 8.59185364129837 2013 8.33967748633123 2014 8.10559327290898 2015 7.85059667509525 2016 7.58288166601125 2017 7.36724922328939 2018 7.22583932514295 2019 7.14761463954302 2020 7.00755976605817 2021 6.79559253429278 2022 6.59595158996498 2023 6.37221601531578